SCHEIN, A. The Prohibition of Buying and Selling Goods on Chol Ha-moed, Davar Ha-aved and Opportunity Costs. BDD, [S. l.], v. 37, p. 24, 2024. Disponível em: https://biupress.org/index.php/bdd/article/view/114. Acesso em: 9 jul. 2025.